Greenhouse Effect and Climate Change PYQ MCQs

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Greenhouse Effect and Climate Change MCQ Set-5

Q61. Which of the following countries is the largest emitter of carbon? [UP Lower Sub. (Pre) 2015]
[A] USA
[B] China
[C] India
[D] European Union

Answer – [B] China

Q62. Concerning ‘Forest Carbon Partnership Facility’, which of the following statements is/are correct?

1. It is a global partnership of Governments, businesses, civil society and indigenous people.

2. It provides financial aid to universities, individual scientists and institutions involved in scientific forestry research to develop eco-friendly and climate adaptation
technologies for sustainable forest management.

3. It assists the countries in their ‘REDD + (Reducing Emission from Deforestation and Forest Degradation+)’ efforts by providing them with financial
and technical assistance.

Select the correct answer using the code given below. [IAS (Pre) 2015]

[A] Only 1
[B] Only 2 and 3
[C] Only 1 and 3
[D] 1, 2 and 3

Answer –[C] Only 1 and 3

Q63. Today, the largest contributor to carbon dioxide (CO2) emissions is [UPPCS (Pre) 2010]

[A] China
[B] Japan
[C] Russia
[D] USA

Answer – [A] China

Q64. The scientific view is that the increase in global temperature should not exceed 2ºC above the pre-industrial level. If the global temperature increases beyond 3ºC above the pre-industrial level, what can be its possible impact/impacts on the world?

1. The terrestrial biosphere tends towards a net carbon source.

2. Widespread coral mortality will occur.

3. All the global wetlands will permanently disappear.

4. Cultivation of cereals will not be possible anywhere in the world.

Select the correct answer using the code given below. [IAS (Pre) 2014]

[A] Only 1
[B] Only 1 and 2
[C] Only 2, 3 and 4
[D] 1, 2, 3 and 4

Answer – [B] Only 1 and 2

Q65. Human activities in the recent past have caused an increased concentration of carbon dioxide in the atmosphere, but a lot of it does not remain in the lower atmosphere because of:

1. It escapes into the outer stratosphere.

2. Photosynthesis by phytoplankton in the oceans.

3. The trapping of air in the polar ice caps.

Which of the statements given above is/are correct? [Tamil Nadu PSC (Pre) 2016 IAS (Pre) 2011]

[A] 1 and 2
[B] Only 2
[C] 2 and 3
[D] Only 3

Answer – [B] Only 2

Q66. What would happen if the phytoplankton of an ocean is completely destroyed for some reason?

1. The ocean as a carbon sink would be adversely affected.

2. The food chains in the ocean would be adversely affected.

3. The density of ocean water would drastically decrease.

Select the correct answer using the code given below. [IAS (Pre) 2012]

[A] 1 and 2
[B] Only 2
[C] Only 3
[D] 1, 2 and 3

Answer – [A] 1 and 2

Q67. With reference to the ‘Global Climate Change Alliance’, which of the following statements is/are correct?

1. It is an initiative of the European Union.

2. It provides technical and financial support to targeted developing countries to integrate climate change into their development policies and budgets.

3. It is coordinated by the World Resources Institute (WRI) and the World Business Council for Sustainable Development (WBCSD).

Select the correct answer using the code given below. [IAS (Pre) 2017]

[A] Only 1 and 2
[B] Only 3
[C] Only 2 and 3
[D] 1, 2 and 3

Answer – [A] Only 1 and 2

Q68. Which of the following statements regarding global warming are correct? [Uttarakhand PCS (Pre) 2002]

1. The melting of polar ice caps and subsequent rise in the sea level is the most important effect of global warming.

2. The sea level is likely to rise by one metre by 2070 AD if the present level of global warming is not controlled.

3. All the coral islands in the world will be submerged.

4. By 2044 AD, Fiji is likely to submerge and the rising sea level by the same year will pose a grave danger to the Netherlands.

Code

[A] 1, 2, 3 and 4
[B] 1, 2 and 3
[C] 1, 3 and 4
[D] Only 4

Answer – [C] 1, 3 and 4

Q69. Consider the following statements regarding ‘Earth Hour’.

1. It is an initiative of UNEP and UNESCO.

2. It is a movement in which the participants switch off the lights for one hour on a certain day every year.

3. It is a movement to raise awareness about climate change and the need to save the planet.

Which of the statements given above is/are correct? [IAS (Pre) 2014]

[A] Only 1 and 3
[B] Only 2
[C] Only 2 and 3
[D] 1, 2 and 3

Answer – [C] Only 2 and 3

Q70. Which of the following conditions indicate the impact of global warming?

1. Melting of glaciers
2. Rise in sea level
3. Changes in weather conditions
4. Rise in global temperature

Select the correct answer from the code given below. [IAS (Pre) 2009]

[A] 1 and 2
[B] 1, 2 and 3
[C] 2, 3 and 4
[D] All of the above

Answer –[D] All of the above

Q71. Consider the following agricultural practices.

1. Contour binding
2. Relay cropping
3. Zero tillage

In the context of global climate change, which of the above help/ helps in carbon sequestration/ storage in the soil? [IAS (Pre) 2012]

[A] 1 and 2
[B] Only 3
[C] 1, 2 and 3
[D] None of the above

Answer –[C] 1, 2 and 3

Q72. Which one of the following is not correctly matched? [UPPCS (Pre) 2017]

Greenhouse Gas Source

[A] Carbon dioxide – Thermal Power Stations
[B] Chlorofluoro – Automobile carbon
[C] Nitrous Oxide – Waterlogged Paddy fields
[D] Sulphur – Brick Kilns dioxide

Answer – [B] Chlorofluoro – Automobile carbon

Q73. Due to their extensive rice cultivation, some regions may contribute to global warming.

To what possible reason/reasons is this attributable?

1. The anaerobic conditions associated with rice cultivation cause the emission of methane.

2. When nitrogen-based fertilizers are used, nitrous oxide is emitted from the cultivated soil.

Which of the statements given above is/are correct? [Tamil Nadu PSC (Pre) 2018 IAS (Pre) 2010]

[A] Only 1
[B] Only 2
[C] Both 1 and 2
[D] Neither 1 nor 2

Answer –[C] Both 1 and 2

Q74. Which of the following statements are true regarding the members of the Asia Pacific Partnership?

1. Their population account for 45% of the world’s population.

2. They consume the world’s 48% of energy.

3. They contribute nearly 48% of the world’s greenhouse gases.

4. They intend to support the Kyoto Protocol.

Select the correct answer from the code given below. [UPPCS (Mains) 2005]

[A] Only 1 and 2
[B] Only 1, 2 and 3
[C] Only 2, 3 and 4
[D] All of the above

Answer – [C] Only 2, 3 and 4

Q75. Consider the following statements.

1. The Kyoto Protocol came into force in the year 2005.

2. The Kyoto Protocol deals primarily with the depletion of the ozone layer.

3. Methane as a greenhouse gas is more harmful than carbon dioxide.

Which of the statements given above is/are correct? [IAS (Pre) 2005]

[A] 1 and 2
[B] 1 and 3
[C] Only 1
[D] Only 3

Answer –[B] 1 and 3

Q76. As a result of global warming, there has been

1. Better global communication
2. Melting of glaciers
3. Flowering of mango trees before times
4. Adverse impact on health

Select your answer from the code given below. [UPPCS (Pre) 2003
UP UDA/LDA (Pre) 2002 UPPCS (Pre) 2001]

[A] 1, 2 and 3 are correct
[B] 2, 3 and 4 are correct
[C] 1, 2 and 4 are correct
[D] 1, 3 and 4 are correct

Answer –[B] 2, 3 and 4 are correct

Q77. Consider the following.

1. Rice fields
2. Coal mining
3. Domestic animals
4. Wetlands

Which of the above is a source of methane, a major greenhouse gas?
[IAS (Pre) 2008]

[A] 1 and 4
[B] 2 and 3
[C] 1, 2 and 3
[D] 1, 2, 3 and 4

Answer – [D] 1, 2, 3 and 4

Q78. Given below are two statements.

Assertion (A): Climate change increases social tension in India.

Reason (R): The frequency and intensity of extreme weather events will seriously affect food security.

Choose the correct answer from the code given below. [Tripura PSC (Pre) 2018 UPPCS (Pre) 2017]

Code

[A] Both (A) and (R) are true and (R) is the correct reason of (A)
[B] Both (A) and (R) are true, but (R) is not the correct reason of (A)
[C] (A) is true, but (R) is false
[D] (A) is false, but (R) is true

Answer –[A] Both (A) and (R) are true and (R) is the correct reason of (A)

Q79. Which of the following are the primary causes of climate change?

1. Excessive burning of fossil fuels
2. Exploding numbers of automobiles driven by oil
3. Increasing solar flares
4. Heavy deforestation

Select the correct answer using the code given below. [UPPCS (Pre) 2017]

[A] Only 2 and 3
[B] Only 1, 2 and 4
[C] 1, 2, 3 and 4
[D] Only 1 and 4

Answer – [B] Only 1, 2 and 4

✅ Also See: Environmental Science MCQ – Asked in Previous Years, WBCS Mains

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